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17 May 2024: Card library updated.

Hall of Gemstone

1GG · World Enchantment

At the beginning of each player's upkeep, that player chooses a color. Until end of turn, lands tapped for mana produce mana of the chosen color instead of any other color.

Similar cards

Color identity:
NameManaTypeText
Break of Day 1WInstant Creatures you control get +1/+1 until end of turn. Fateful hour — If you have 5 or less life, those creatures gain indestructible until end of turn. (Damage and effects that say "destroy" don't destroy them.)
A-Riveteers Initiate 1RCreature — Viashino Citizen {B/G}: Riveteers Initiate gains deathtouch until end of turn. 2/2
Shadowheart, Sharran Cleric 1BLegendary Creature — Human Elf Cleric Deathtouch Specialize {2}. Activate only if a player has 13 or less life. At the beginning of your end step, Shadowheart, Sharran Cleric deals 1 damage to each player. 2/2
Gyruda, Doom of Depths 4U/BU/BLegendary Creature — Demon Kraken Companion — Your starting deck contains only cards with even mana values. (If this card is your chosen companion, you may put it into your hand from outside the game for {3} as a sorcery.) When Gyruda enters the battlefield, each player mills four cards. Put a creature card with an even mana value from among the milled cards onto the battlefield under your control. 6/6
Huatli's Spurring RInstant Target creature gets +2/+0 until end of turn. If you control a Huatli planeswalker, that creature gets +4/+0 until end of turn instead.
Solphim, Mayhem Dominus 2RRLegendary Creature — Phyrexian Horror If a source you control would deal noncombat damage to an opponent or a permanent an opponent controls, it deals double that damage to that player or permanent instead. {1}{R/P}{R/P}, Discard two cards: Put an indestructible counter on Solphim, Mayhem Dominus. ({R/P} can be paid with either {R} or 2 life.) 5/4
Pride of Conquerors 1WInstant Ascend (If you control ten or more permanents, you get the city's blessing for the rest of the game.) Creatures you control get +1/+1 until end of turn. If you have the city's blessing, those creatures get +2/+2 until end of turn instead.
Verdant Embrace 3GGEnchantment — Aura Enchant creature Enchanted creature gets +3/+3 and has "At the beginning of each upkeep, create a 1/1 green Saproling creature token."
Valorous Charge 1WWSorcery White creatures get +2/+0 until end of turn.
Archivist of Gondor 2UCreature — Human Advisor When your commander deals combat damage to a player, if there is no monarch, you become the monarch. At the beginning of the monarch's end step, that player draws a card. 2/3
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